Saint Johns River - Great Marsh Island Wind Forecast
Saint Johns River - Great Marsh Island Wind Statistics
August Wind
Mayport Naval Station - Adm David L. McDonald Field (2.5 miles)
Strongest 2 August, 2026
23mph SWAverage August
8.6mph
Climate (2021–2026)
Mayport Naval Station - Adm David L. McDonald Field (2.5 miles)
Strongest 27 September, 2024
69.1mph SSEAverage 2021–2026
9.6mph